// Ninf-G-XX, ver. 0.1
// Copyright 2011 National Institute of Advanced Industrial Science and Technology
// 
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
// 
//     http://www.apache.org/licenses/LICENSE-2.0
// 
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include "GenSymbol.hpp"
#include <cstring>

using namespace ninf::gen;

std::vector<GenSymbol *> GenSymbol :: symbols;

GenSymbol :: GenSymbol (const char * name, GenSymbolType type, int value)
  :
  name(name), type(type), value(value){}




void 
GenSymbol :: intern(const char * name, GenSymbolType type, int value){
  for ( std::vector<GenSymbol * >::iterator i = symbols.begin( ) ; 
				i != symbols.end( );
				i++ ) {
    if (strcmp(((*i)->name), name) == 0)
      return;
  }
	
  GenSymbol * symbol = new GenSymbol(name, type, value);
  symbols.push_back(symbol);
}

GenSymbol *
GenSymbol :: find(const char * name){
  for ( std::vector<GenSymbol * >::iterator i = symbols.begin( ) ; 
				i != symbols.end( );
				i++ ) {
    if (strcmp(((*i)->name), name) == 0)
      return *i;
  }
  // cannot find
	
  GenSymbol * tmp = new GenSymbol(strdup(name), S_IDENT, 0);
  symbols.push_back(tmp);
  return tmp;
}
